18580141566120 has 64 divisors (see below), whose sum is σ = 55779486477120. Its totient is φ = 4951232259584.

The previous prime is 18580141565971. The next prime is 18580141566131. The reversal of 18580141566120 is 2166514108581.

It is a self number, because there is not a number n which added to its sum of digits gives 18580141566120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54080517 + ... + 54422996.

It is an arithmetic number, because the mean of its divisors is an integer number (871554476205).

Almost surely, 2^{18580141566120} is an apocalyptic number.

18580141566120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18580141566120 is an abundant number, since it is smaller than the sum of its proper divisors (37199344911000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18580141566120 is a wasteful number, since it uses less digits than its factorization.

18580141566120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108504954 (or 108504950 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 48.

The spelling of 18580141566120 in words is "eighteen trillion, five hundred eighty billion, one hundred forty-one million, five hundred sixty-six thousand, one hundred twenty".